jdk-24/test/hotspot/jtreg/gc/epsilon/CriticalNativeArgs.java
Zhengyu Gu b71f3e7104 8199868: Support JNI critical functions in object pinning API
Pin/unpin incoming array arguments of critical native JNI call

Reviewed-by: shade, adinn
2018-07-31 13:12:06 -04:00

53 lines
1.7 KiB
Java

/*
* Copyright (c) 2018, Red Hat, Inc. and/or its affiliates.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
/*
* @test CriticalNativeStress
* @key gc
* @bug 8199868
* @requires (os.arch =="x86_64" | os.arch == "amd64") & (vm.bits == "64") & vm.gc.Epsilon & !vm.graal.enabled
* @summary test argument unpacking nmethod wrapper of critical native method
* @run main/othervm/native -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC -Xcomp -Xmx256M -XX:+CriticalJNINatives CriticalNativeArgs
*/
public class CriticalNativeArgs {
static {
System.loadLibrary("CriticalNative");
}
static native boolean isNull(int[] a);
public static void main(String[] args) {
int[] arr = new int[2];
if (isNull(arr)) {
throw new RuntimeException("Should not be null");
}
if (!isNull(null)) {
throw new RuntimeException("Should be null");
}
}
}